To use these add-ons, you'll need to download Firefox.

Log in

10,965 extensions found in Web Development

Filter results
Search results
  • Archivarix Cache Viewer

    Archivarix Cache Viewer

    View cached versions of web pages in various web archives (Wayback Machine, Yandex Cache, Archive.is, Arquivo.pt)

    Archivarix

    17 users

  • Free Medium For Mobile

    Free Medium For Mobile

    Easy navigation to the freedium.cfd for mobile browser

    Anas Khan

    17 users

  • The Image Downloader

    The Image Downloader

    This is a browser extension designed to download images from a list of URLs.

    Mr. Rainbow

    17 users

  • Copy Tab

    Copy Tab

    Easily view and save tab info to a text file via toolbar popup.

    Muyor

    17 users

  • Golor - Open Source Eye Dropper

    Golor - Open Source Eye Dropper

    Golor is your perfect color picker if you want to sample your colors like a professional!

    Gnop

    17 users

  • Web Monetization

    Web Monetization

    Support the content you love effortlessly as you browse. The Web Monetization Extension enables seamless, on-your-terms contributions to your favorite content owners and publishers.

    Interledger Foundation

    17 users

  • Lorem Quick Ipsum

    Lorem Quick Ipsum

    This plugin provides a simple and quick way to copy random Lorem Ipsum words, sentences and paragraphs.

    Albert Nimtz

    17 users

  • xmlExtract2

    xmlExtract2

    Create for Marcelo Benavides [email protected] for extraction and print reportsfrom XML page

    Marcelo

    17 users

  • GA4 Optimizer: Tools for Google Analytics

    GA4 Optimizer: Tools for Google Analytics

    The essential toolkit for Google Analytics 4. Securely adds powerful insights, calculations, and time-saving report highlights.

    GA4 Optimizer

    17 users

  • 图片转换base64

    图片转换base64

    一个把图片转换base64格式的扩展。 选择图片 > 右键 > 转换base64 。如果成功，图片的base64格式编码将粘贴在剪贴板中。

    mjc188

    17 users

  • Group Leads

    Group Leads

    Group leads helps you to instantly convert new facebook group members into leads in your favorite email marketing software.

    Jamiu Oloyede

    17 users

  • ByeWall

    ByeWall

    One click from your toolbar unlocks archived content or archives uncached pages on the spot by redirecting to archive.is/archive.today

    dpdev

    17 users

  • GPT Plus (GPT+)

    GPT Plus (GPT+)

    Uses the power of OpenAI gpt-turbo-3.5 to generate queries from you, without hassle and leaving your website.

    Mateusz Baranowski

    17 users

  • Whitenoisefy

    Whitenoisefy

    Play white noise, pink noise and brown noise with Javascript sound API.

    Israel Perales

    17 users

  • IntoWords Cloud

    IntoWords Cloud

    IntoWords Cloud for Firefox - Make reading and writing easy.

    Caheo

    17 users

  • Searchfox OpenSearch Engine

    Searchfox OpenSearch Engine

    OpenSearch engine for searchfox.org with a theme responsive icon.

    aminomancer

    17 users

  • Foxhole for Claude

    Foxhole for Claude

    Chat with Claude to control your Firefox browser

    DrBenedictPorkins

    17 users

  • Accept Language Switcher

    Accept Language Switcher

    A webextension which allows to change the Accept-Language header. The purpose is to quickly change the header in order to test a website against multiple languages.

    Firefox user 14376499

    17 users

  • Composition Grid

    Composition Grid

    Overlay thirds and golden ratio grids on any webpage.

    rrmn

    17 users

  • MultiView - Tab Manager

    MultiView - Tab Manager

    Arrange multiple tabs side by side with dark glassmorphism style

    Sumalya Chatterjee

    17 users

  • ECharts调试工具

    ECharts调试工具

    ECharts 图表调试工具，在开发者工具插入面板，可以动态修改图表Option配置项

    FormatFa

    17 users

  • source-map-explorer-devtools

    source-map-explorer-devtools

    Adds a new panel to the developer tools that shows you a breakdown of css and js files in the page based on their sourcemaps

    Marius Gundersen

    17 users

  • Xtense-WE

    Xtense-WE

    Ce module permet d'importer vos données de votre jeu préféré vers votre serveur OGSpy. Votre serveur OGSpy vous permettra ensuite d'utiliser ces données pour consulter les statistiques de vos rapports de combat, de trier vos rapports d'espionnage...

    OGSpy Team

    17 users

  • JSON[B] Viewer

    JSON[B] Viewer

    JSON[B] is a editor online web-based tool to view, edit, format, transform and diff JSON documents.

    Luewell

    16 users

  • Web Usage Monitor

    Web Usage Monitor

    Monitor and display your web usage statistics.

    Charlotte

    16 users